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IMPLEMENTATION OF A DYNAMIC AND EXTENSIBLE MECHANICAL VENTILATOR MODEL FOR REAL-TIME PHYSIOLOGICAL SIMULATION
Jeffrey B Webb1, Aaron Bray1, Harald Scheirich1
1Kitware, Inc., 101 East Weaver St, Carrboro, NC, USA.
Annual Modeling and Simulation Conference (ANNSIM). Annual Modeling and Simulation Conference (Online)
|May 30, 2023
Summary
A new virtual mechanical ventilator model was developed for real-time medical simulation. This model accurately simulates various ventilation modes and patient responses, validated against physical setups.
Area of Science:
- Medical Simulation
- Physiology Engineering
- Respiratory Mechanics
Background:
- Mechanical ventilators are critical in critical care.
- Accurate simulation of ventilator function is essential for training and research.
- Existing simulation tools may lack comprehensive functionality for diverse ventilation modes.
Purpose of the Study:
- To design and implement a generic virtual mechanical ventilator model.
- To integrate this model into the open-source Pulse Physiology Engine.
- To enable real-time medical simulation of mechanical ventilation.
Main Methods:
- Developed a universal data model for all ventilation modes and circuit parameters.
- Integrated the model with the Pulse respiratory system for breathing and substance transport.
- Extended the Pulse Explorer application with a ventilator monitor and dynamic display.
Main Results:
- Successfully implemented a virtual mechanical ventilator model.
- The model supports various ventilation modes and parameter modifications.
- Validated functionality through simulation of patient pathophysiology against physical setups.
Conclusions:
- The developed virtual mechanical ventilator model is a valuable tool for real-time medical simulation.
- It offers flexibility in simulating diverse ventilation scenarios.
- Validation confirms its accuracy and utility in training and research.
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